Adjustable to twin, full, queen, Cal king or Eastern king 9 legs. Easy to assemble. Extremely compact box. Made of heavy-duty high carbon recycled steel. Water-based, lead-free black finish. Solid rivet construction ensures durability and stability. Secured locking mechanism is permanently attached. Recessed triple-thick steel legs provide more toe room. Heavy-duty headboard brackets. 7.25″H with glides. 5-year warranty.